KK

Katsutoshi Kumazawa

OI Oiles: 3 patents #60 of 253Top 25%
Overall (All Time): #1,502,302 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9434253 Damper and operation unit Hideto Arigaya, Kentaro Yamauchi, Daisuke Yoshimoto 2016-09-06
9249855 Damper Daisuke Yoshimoto 2016-02-02
6591712 Pedal device for automobile and damper for use in the same Tadashi Goto, Masamitsu Kojima, Yoshiteru Igarashi 2003-07-15